Method _ensureHeader

python/IECore/BasicPreset.py:239–244

( self )

			raise RuntimeError( "IECore.BasicPreset: No data in preset." )

	def _ensureHeader( self ) :

		if self._cob != None:
			self._header = IECore.Reader.create( self._cob ).readHeader()
		else:
			self._header = {}

	@staticmethod
	def _writePy( fileName, cob, className  ) :